Inworld AI

Inworld AI is an AI NPC platform offering dynamic dialogue, emotional responses, and memory systems.

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Inworld is a realtime AI platform that helps consumer applications build natural voice and conversational experiences.

They provide text-to-speech, speech-to-text, realtime APIs, and LLM routing for interactive AI applications.

Their standout feature is advanced voice direction, letting developers control tone, speed, emotion, pauses, and vocal style.

They also support voice cloning, 200+ languages, voice design, function calling, model routing, and realtime transcription.

They offer an On-Demand option that starts free, with included TTS usage, custom voices, voice cloning, and Realtime API access.

Quick View

Free Usage Policy	Freemium
Paid Upgrade Option?	Yes (starting $25/month)
Tool Release Year	2021
Founded by	Kylan Gibbs, Ilya Gelfenbeyn, and team
Employees	100+
Location	Mountain View, California, USA
Social media presence
Popularity Index	9.1
Main Features	AI NPC creation, dynamic dialogue, emotional responses, memory systems, Unity/Unreal integration
Best Used For	Game developers, VR/AR creators, and storytellers needing lifelike NPCs